From 6312ad4bf7e48347539eb5b4c5075e447d8142f3 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Fri, 26 Jan 2018 12:18:59 +0100 Subject: Add verndor --- vendor/golang.org/x/text/encoding/korean/euckr.go | 177 ++++++++++++++++++++++ 1 file changed, 177 insertions(+) create mode 100644 vendor/golang.org/x/text/encoding/korean/euckr.go (limited to 'vendor/golang.org/x/text/encoding/korean/euckr.go') diff --git a/vendor/golang.org/x/text/encoding/korean/euckr.go b/vendor/golang.org/x/text/encoding/korean/euckr.go new file mode 100644 index 0000000..034337f --- /dev/null +++ b/vendor/golang.org/x/text/encoding/korean/euckr.go @@ -0,0 +1,177 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package korean + +import ( + "unicode/utf8" + + "golang.org/x/text/encoding" + "golang.org/x/text/encoding/internal" + "golang.org/x/text/encoding/internal/identifier" + "golang.org/x/text/transform" +) + +// All is a list of all defined encodings in this package. +var All = []encoding.Encoding{EUCKR} + +// EUCKR is the EUC-KR encoding, also known as Code Page 949. +var EUCKR encoding.Encoding = &eucKR + +var eucKR = internal.Encoding{ + &internal.SimpleEncoding{eucKRDecoder{}, eucKREncoder{}}, + "EUC-KR", + identifier.EUCKR, +} + +type eucKRDecoder struct{ transform.NopResetter } + +func (eucKRDecoder) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) { + r, size := rune(0), 0 +loop: + for ; nSrc < len(src); nSrc += size { + switch c0 := src[nSrc]; { + case c0 < utf8.RuneSelf: + r, size = rune(c0), 1 + + case 0x81 <= c0 && c0 < 0xff: + if nSrc+1 >= len(src) { + if !atEOF { + err = transform.ErrShortSrc + break loop + } + r, size = utf8.RuneError, 1 + break + } + c1 := src[nSrc+1] + size = 2 + if c0 < 0xc7 { + r = 178 * rune(c0-0x81) + switch { + case 0x41 <= c1 && c1 < 0x5b: + r += rune(c1) - (0x41 - 0*26) + case 0x61 <= c1 && c1 < 0x7b: + r += rune(c1) - (0x61 - 1*26) + case 0x81 <= c1 && c1 < 0xff: + r += rune(c1) - (0x81 - 2*26) + default: + goto decError + } + } else if 0xa1 <= c1 && c1 < 0xff { + r = 178*(0xc7-0x81) + rune(c0-0xc7)*94 + rune(c1-0xa1) + } else { + goto decError + } + if int(r) < len(decode) { + r = rune(decode[r]) + if r != 0 { + break + } + } + decError: + r = utf8.RuneError + if c1 < utf8.RuneSelf { + size = 1 + } + + default: + r, size = utf8.RuneError, 1 + break + } + + if nDst+utf8.RuneLen(r) > len(dst) { + err = transform.ErrShortDst + break + } + nDst += utf8.EncodeRune(dst[nDst:], r) + } + return nDst, nSrc, err +} + +type eucKREncoder struct{ transform.NopResetter } + +func (eucKREncoder) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) { + r, size := rune(0), 0 + for ; nSrc < len(src); nSrc += size { + r = rune(src[nSrc]) + + // Decode a 1-byte rune. + if r < utf8.RuneSelf { + size = 1 + + if nDst >= len(dst) { + err = transform.ErrShortDst + break + } + dst[nDst] = uint8(r) + nDst++ + continue + + } else { + // Decode a multi-byte rune. + r, size = utf8.DecodeRune(src[nSrc:]) + if size == 1 { + // All valid runes of size 1 (those below utf8.RuneSelf) were + // handled above. We have invalid UTF-8 or we haven't seen the + // full character yet. + if !atEOF && !utf8.FullRune(src[nSrc:]) { + err = transform.ErrShortSrc + break + } + } + + // func init checks that the switch covers all tables. + switch { + case encode0Low <= r && r < encode0High: + if r = rune(encode0[r-encode0Low]); r != 0 { + goto write2 + } + case encode1Low <= r && r < encode1High: + if r = rune(encode1[r-encode1Low]); r != 0 { + goto write2 + } + case encode2Low <= r && r < encode2High: + if r = rune(encode2[r-encode2Low]); r != 0 { + goto write2 + } + case encode3Low <= r && r < encode3High: + if r = rune(encode3[r-encode3Low]); r != 0 { + goto write2 + } + case encode4Low <= r && r < encode4High: + if r = rune(encode4[r-encode4Low]); r != 0 { + goto write2 + } + case encode5Low <= r && r < encode5High: + if r = rune(encode5[r-encode5Low]); r != 0 { + goto write2 + } + case encode6Low <= r && r < encode6High: + if r = rune(encode6[r-encode6Low]); r != 0 { + goto write2 + } + } + err = internal.ErrASCIIReplacement + break + } + + write2: + if nDst+2 > len(dst) { + err = transform.ErrShortDst + break + } + dst[nDst+0] = uint8(r >> 8) + dst[nDst+1] = uint8(r) + nDst += 2 + continue + } + return nDst, nSrc, err +} + +func init() { + // Check that the hard-coded encode switch covers all tables. + if numEncodeTables != 7 { + panic("bad numEncodeTables") + } +} -- cgit v1.2.3